It's one of the world's largest cruise ships, and it's filled with family-friendly adventures to match. What do you get when you combine one of the biggest ships in the world with some of the boldest thrills at sea? A gravity defying, status-quo denying, electrifying expedition onboard Harmony of the Seas® that will set a new standard for family vacations. From first-at-sea feats to the favorites you know and love, you'll find so many ways to make memories onboard — like the tallest slide at sea, Ultimate AbyssSM, deck-defying stunts at the AquaTheater, and the robot-helmed Bionic Bar. Not to mention dazzling Broadway performances and globetrotting gastronomic experiences that go from Asia to the Mediterranean, and beyond.